.header{
    padding: 0 40px  0 24px;
    // background-color: rgb(27, 128, 128);
    .left{
        float: left;
    }

    .right{
        float: right;
        font-size: 24px;
    }
}

.main{
    min-height: calc(100vh - 64px - 65px);
    background-image: linear-gradient(45deg , skyblue ,pink);
}

.footer{
    background-color: #f7f7f7;
    text-align: center;
    border-top: 1px solid #e8e8e8;
}